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The code for creating the object is encapsulated and the specific factory class is instantiated, thus achieving the purpose of encapsulation and instantiation. Encapsulating the code that creates the object in one place can also achieve the purpose of reuse and is more convenient for later maintenance. This also means that when the customer instantiates the object, he will only rely on the interface and not on the specific implementation. Help us to better achieve interface programming rather than implementation, making the code more flexible to cope with future extensions.How to use daemontoolslite virtual optical drive?故事讲述靴猫不小心打破魔法城市圣洛伦佐的保护屏障，不得不以一己之力，抵御入侵者。同是警察的黄姜（黄秋生）和七喜（刘青云）情同手足，然而两人行事上却有天壤之别，黄姜刚正不阿，七喜却与黑帮老大盲超（吴镇宇）是结拜兄弟，某次行动中，黄姜迫于无奈将七喜连同盲超击毙，事后也没解释原因，令七喜老婆对其生出误会。十多年后，七喜的儿子（黄浩然）与盲超的儿子阿威（陈小春）长大成人，并各自继承父业分别成了警察和黑帮老大。阿威一直想报父仇，可乐在不了解事情的真相前也有这样的打算，但在知晓事实后，开始为选黑还是选白犯难。随着人们对外表越来越重视，抗衰老行业迅速崛起。当了18年家庭主妇的Bel，在孩子上大学后日感空虚，便在妹夫的提议下暂时回到衰败的家族沙龙帮忙。面对勾心斗角、矛盾不断、积怨已久的众多家庭员工，Bel要如何挽救这门家族生意？丈夫对二十多岁年轻貌美的私人教练产生异样情感，她会如何抉择？在所有人都追逐焕颜人生的同时，她能否让自己的人生重焕光彩？……Lin Shucheng, vice-chairman of the Sichuan Provincial Committee of the Chinese People's Political Consultative Conference and secretary of the Liangshan State Committee, said that "Charming China City" has greatly enhanced our national cultural confidence and promoted tourism development. Last year, the growth rate reached 19.7%, and in the first quarter of this year, the growth rate reached 47%, showing a spurt of development.She also explained that because of jealousy, she suddenly wanted to take out the baby and make him her own baby.